KR100454931B1 - Apparatus and method for operating a mobile terminal in navigation system having it - Google Patents

Abstract

An apparatus and method for driving the mobile terminal with one touch in a system for performing a navigation function using the mobile terminal are disclosed. The present invention provides an information center for providing navigation information including route guidance information, a mobile terminal service-connected to the information center in a navigation mode and receiving the navigation information, and wirelessly connecting the information center and the mobile terminal. In a vehicle navigation system including a wireless network, an apparatus for driving the mobile terminal with one touch is proposed. The cradle of the device is installed in the vehicle such that the mobile terminal is mountable and detachable, and is electrically connected to the mobile terminal when the mobile terminal is mounted. At least one button may be installed in the cradle, and when the mobile terminal is pressed by the user while the mobile terminal is electrically connected to the cradle, the mobile terminal may be connected to the information center to receive the navigation information. To be driven. For example, the button is a voice input button to allow the mobile terminal to be connected to the information center to receive the route guidance information of voice.

Description

One-touch driving device and method for a navigation system using a mobile terminal {APPARATUS AND METHOD FOR OPERATING A MOBILE TERMINAL IN NAVIGATION SYSTEM HAVING IT}

The present invention relates to a navigation system, and more particularly, to an apparatus and method for driving the mobile terminal in a system for performing a navigation function using the mobile terminal.

In general, a navigation system displays a current position of a moving object calculated by using information received from a global positioning system (GPS) on a map displayed on a display screen. In addition, the navigation system displays various directions of navigation (navigation) such as displaying the moving direction of the moving object, the distance to the destination to be traveled, the current moving speed of the moving object, the route set before the driver, the optimum route to the destination, and the like. Provide information to the driver. Such a navigation system (or GPS positioning device) is currently mounted on various moving objects such as ships, aircrafts, automobiles, etc., and is widely used to check the current position and moving speed of moving objects or determine a moving path. In particular, the navigation system receives a radio wave indicating latitude, longitude, altitude, etc. from a plurality of satellites belonging to GPS to calculate the current position of the moving object, and then visually displays or hears map information including the current position to the driver. Informs the enemy.

A typical navigation system is implemented in the form of one terminal. The typical navigation system has a storage medium such as a compact disc read only memory (CD-ROM) for storing map data and also has a GPS receiver for receiving GPS signals. Such a typical navigation system is very expensive, which is a great burden on users. The recent navigation system, which is being developed to solve this economic burden, includes a storage medium for storing map data, calculates an optimal driving route when a navigation function is required from the subscriber, and calculates route guidance data according to the calculated result. Characterized in that it comprises an information center to create and provide. The route guidance data generated by the information center is provided to a mobile terminal such as a mobile phone, a personal digital assistant (PDA) through a communication network (eg, a wireless network), and displayed on a liquid crystal display.

Meanwhile, in the recent navigation system, in order to receive navigation information (eg, route guidance information), a user needs to select a navigation mode set in the mobile terminal to access the information center and then require a separate processing procedure to obtain desired information. . For example, in order to receive a guide on an optimal driving route to a destination desired by a user, an operation of setting a destination on the screen of the mobile terminal while switching the mobile terminal to a navigation mode is necessary. As described above, in order to receive a navigation service desired by a user, a cumbersome procedure such as setting a mobile terminal to a navigation mode, selecting a desired service even in a navigation mode, and then inputting necessary information may be required. This procedure is very cumbersome even if the user is not driving. In particular, the above procedure will be more cumbersome if the user is driving, even causing the risk of an accident. In addition, in recent years, when the operation of a mobile terminal such as a mobile phone is legally regulated while driving, the user does not use the service even when subscribing to the navigation service because the user cannot operate the navigation service while driving. You are in a situation where you can't.

Accordingly, an object of the present invention is to provide an apparatus and method for eliminating the trouble of a user operating a mobile terminal in a system for providing a navigation service through a mobile terminal.

Another object of the present invention is to provide an apparatus and method for allowing a user to receive a navigation service by driving the mobile terminal while driving in a system for providing a navigation service through a mobile terminal.

It is still another object of the present invention to provide an apparatus and method for removing the risk of an accident occurring when a user who is driving in a system providing a navigation service through a mobile terminal requests a navigation service.

In order to achieve the above object, the present invention provides an information center for providing navigation information including route guidance information, a mobile terminal service-connected to the information center in a navigation mode, and receiving the navigation information; In a vehicle navigation system including a wireless network for wirelessly connecting a terminal, an apparatus for driving the mobile terminal with one touch is proposed. The cradle of the device is installed in the vehicle such that the mobile terminal is mountable and detachable, and is electrically connected to the mobile terminal when the mobile terminal is mounted. At least one button may be installed in the cradle, and when the mobile terminal is pressed by the user while the mobile terminal is electrically connected to the cradle, the mobile terminal may be connected to the information center to receive the navigation information. To be driven.

For example, the button is a voice input button to allow the mobile terminal to be connected to the information center to receive the route guidance information of voice.

As another example, the button is a menu button for switching the mobile terminal to the navigation mode. When the menu button is pressed while the route guidance information is provided, the mobile terminal voices information about the route to be guided. When the menu button is pressed while storing the route guidance information, the mobile terminal is switched to a state where the user can receive a new route guidance information by inputting a destination for route guidance.

As another example, the button is a button for the mobile terminal to make an emergency call to the information center.

1 is a view showing the configuration of a navigation system using a mobile terminal to which the present invention is applied.

2 is a diagram illustrating an external connection configuration of a cradle for one-touch driving a mobile terminal of a navigation system according to an embodiment of the present invention.

3 is a view showing the configuration of a mobile terminal driven by buttons installed on the outside of the cradle shown in FIG.

4 is a view illustrating an operation of a mobile terminal driven when a first button installed in the cradle shown in FIG. 2 is pressed;

5 is a view illustrating an operation of a mobile terminal driven when a second button installed in the cradle shown in FIG. 2 is pressed;

6 is a view illustrating an operation of a mobile terminal driven when a third button installed in the cradle shown in FIG. 2 is pressed;

FIG. 7 is a diagram illustrating a menu screen according to a driving operation of a mobile terminal in response to the first button installed in the cradle shown in FIG. 2 being pressed;

FIG. 8 is a diagram illustrating a menu screen according to a driving operation of a mobile terminal in response to pressing of a second button installed in the cradle shown in FIG. 2; FIG.

FIG. 9 is a diagram illustrating a menu screen according to a driving operation of a mobile terminal in response to pressing of a third button installed in the cradle shown in FIG. 2; FIG.

FIG. 10 is a diagram illustrating an example of a screen configuration displayed on a display unit of a mobile terminal during a route guide operation according to an exemplary embodiment of the present invention. FIG.

DETAILED DESCRIPTION A detailed description of preferred embodiments of the present invention will now be described with reference to the accompanying drawings. It should be noted that reference numerals and like elements among the drawings are denoted by the same reference numerals and symbols as much as possible even though they are shown in different drawings. In the following description of the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

The present invention, which will be described below, provides a navigation service easily by a user by operating the mobile terminal with one-touch in a navigation system including an information center, a mobile terminal, and a wireless network, without any troublesome operation during operation. It is characterized by receiving. In particular, the information center may instruct a user to set a destination for driving route guidance by voice, calculate the optimal driving route by recognizing destination information input by voice, and calculate route guidance data according to the calculation result. It is characterized in that it is generated and guided to the user by voice through the mobile terminal. In other words, the information center and the mobile terminal have the capability to process voice. The information center provides navigation information including route guidance information. The navigation information may include information on searching for nearby facilities, traffic information, living information, bookmark management, and auxiliary functions in addition to the route guide information. The mobile terminal has a navigation mode, and when the navigation mode is connected to the information center, the mobile terminal receives the navigation information to guide and visually guide the user. Such a mobile terminal typically includes a mobile phone, and includes a personal digital assistant (PDA) and a portable computer (Handheld-PC). The wireless network is for wirelessly connecting the information center and the mobile terminal.

1 is a view showing a schematic configuration of a navigation system to which the present invention is applied. The navigation system is characterized in that a navigation function is provided through a mobile terminal.

Referring to FIG. 1, the navigation system includes an information center 100, a wireless network 200, a mobile terminal 300, and an intelligent transportation systems (ITS) terminal 400.

The information center 100 stores map data and real-time traffic information. When the navigation function is requested from the mobile terminal 300, the information center 100 generates corresponding navigation information by referring to the map data and real-time traffic information. Provided to the mobile terminal 300 through. For example, when an optimal route guidance from the current location of the vehicle to the destination is requested from the mobile terminal 300, the information center 100 guides the optimal route from the current location to the destination by referring to the map data and real-time traffic information. Generates information for

The wireless network 200 is a path for information transmission between the information center 100 and the mobile terminal 300. The wireless network 200 may be a PCS (personal communication system) communication system that is currently widely used, or a digital cellular (ISD) 95A, 95B, 95C digital cellular (digital cellular) system. Also, the wireless network 200 includes a code division multiple access (CDMA) digital cellular system such as International Mobile Telecommunications 2000 (IMT-2000) or Universal Mobile Telecommunication Systems (UMTS), which has been widely studied recently. Can be used.

The mobile terminal 300 typically operates as a mode for providing a voice call service to a user, as well as a navigation mode for supporting a navigation function. In the navigation mode, the mobile terminal 300 is connected to the wireless network 200 to receive various navigation information provided from the information center 100 and provides the received navigation information to the user in association with the ITS terminal 400. The mobile terminal 300 may be mounted and detached from a cradle 30 installed in a vehicle. That is, the cradle 30 is installed in the vehicle so that the mobile terminal 300 can be mounted and detached, and is electrically connected to the mobile terminal 300 when the mobile terminal 300 is mounted. The cradle 30 is also electrically connected to the ITS terminal 400. The ITS terminal 400 is configured similarly to a conventional navigation terminal. For example, although not illustrated, the ITS terminal 400 includes a GPS receiver, a gyro sensor, a speed sensor, a memory, a controller, and the like. The difference between the ITS terminal 400 and the existing navigation terminal is that the ITS terminal 400 does not have a storage medium such as a CD-ROM storing map data, and also a TFT-LCD (Thin Film Transistor Liquid) for displaying a map screen. There is no display unit such as a Crystal Display.

In the navigation mode, the user may set the current location and the destination of the vehicle on the mobile terminal 300 and request the optimal driving route guidance to the information center 100. According to the setting, the current location and the objective are typical navigation functions from the information center 100. You can be guided by the optimum travel route between the two. In this case, the user may set a facility name, a local category, an administrative name, a phone number, a longitude and a latitude indicating a destination as voice or text input. In the navigation mode, the user may receive traffic information (eg, driving ahead information, city information, national highway information, highway information, favorite point information, etc.) from the information center 100. In addition, in the navigation mode, the user accesses the information center 100 through the mobile terminal 300 such as gas stations, rest areas, maintenance centers, banks, hospitals / pharmacies, lodgings, tourist attractions, restaurants / cafes, theaters / Performances, etc.), search for help in case of emergencies, and provide living information (news, weather, travel, broadcasting / movie / theatre / performance, fortune telling, humor, etc.) from the information center 100. I can receive it.

For example, when a user sets a current location of a vehicle and a destination to which the user wants to travel in the navigation mode of the mobile terminal 300 and requests an optimal driving route guidance, information according to the setting is transmitted to the information center 100 through the wireless network 200. Is provided. In response to the request, the information center 100 calculates an optimal driving route between the current location and the destination by referring to map data and real-time traffic information stored therein, and provides information for guiding the calculated optimal driving route. Provided to the mobile terminal 300 through the wireless network 200. When the optimal driving route guidance information is received, the mobile terminal 300 visually and / or audibly provides the route guidance information received in association with the ITS terminal 400. At this time, the visually provided route guidance information is displayed on the display unit of the mobile terminal 300, and the acoustically provided route guidance information is the speaker of the mobile terminal 300 or the speaker of the ITS terminal 400 (or the mobile terminal 300 and the All the speakers of the ITS terminal 400). In this driving route guidance service, guidance guidance, voice guidance, guidance point, and remaining distance information to the destination are provided.

In FIG. 1, the mobile terminal 300 and the ITS terminal 400 may be implemented as one terminal for a navigation operation. However, in consideration of compatibility with existing terminals such as a mobile phone, it would be desirable to separate the ITS terminal 400 from the mobile terminal 300 as shown in the figure.

2 is a diagram illustrating an external connection configuration of a cradle for one-touch driving a mobile terminal of a navigation system according to an embodiment of the present invention.

Referring to FIG. 2, the cradle 30 includes three buttons (or hotkeys) 31 to 33 installed externally. The three buttons 31 to 33 are for one-touch driving of the mobile terminal 300. The first button 31 is a menu button, the second button 32 is a voice input button, and the third button 33 is an emergency button. When these buttons are pressed by the user, each operation will be apparent from the description with reference to the drawings described below. The cradle including the buttons 31 to 33 is installed in the vehicle so that the mobile terminal 300 can be mounted and detached as described above, and is electrically connected to the mobile terminal 300 when the mobile terminal 300 is mounted. The buttons 31 to 33 are installed in the cradle 30, and the mobile terminal 300 is connected to the information center 100 when the mobile terminal 300 is pressed by the user while the mobile terminal 300 is electrically connected to the cradle 30. Drive to a state that can be provided with navigation information, including. The cradle 30 is also electrically connected to the ITS navigation (Navigation Kit) 400. When performing the actual navigation operation, the ITS terminal 400 should also be electrically connected to the mobile terminal 300 through the cradle 30. However, hereinafter, for convenience of description, it is assumed that the ITS terminal 400 is electrically connected to the mobile terminal 300, and only the operation of the mobile terminal 300 will be described.

3 is a diagram illustrating a configuration of a mobile terminal 300 driven by buttons 31 to 33 installed outside the cradle 30 illustrated in FIG. 2.

Referring to FIG. 3, the mobile terminal 300 includes an antenna (ANT), a controller 310, a transceiver 320, a memory 330, a key input unit 340, a display 350, a voice processor 360, an integrated voice circuit IC 370, and a microphone ( MIC: Microphone) and Speaker (SPK). The antenna ANT transmits the transmission signal from the transceiver 320 to the information center 100 through the wireless network 200 and receives the signal from the information center 100 through the wireless network 200. The controller 310 allows the corresponding operation to be performed when the overall operation of the mobile terminal 300, in particular, when the buttons 31 to 33 installed in the cradle 30 are pressed by the user. For example, when the menu button 31 is pressed, the controller 310 controls an operation as shown in FIG. 4 to be performed, and when the voice input button 32 is pressed, FIGS. 5, 7 and 8. When the emergency call button 33 is pressed, the control as shown in FIG. 6 and 9 is controlled to be performed.

The transceiver 320 outputs a signal to be transmitted to the information center 100 and receives a signal from the information center 100 through the antenna ANT. The memory 330 stores a navigation program for performing an operation according to an embodiment of the present invention and data processed according to the execution of the operation. The key input unit 340 is for an interface between the mobile terminal 300 and the user. The user may set a navigation mode through the key input unit 340 and request various navigation information according to a navigation service. The display unit 350 displays a screen for displaying during operation processing according to an exemplary embodiment of the present invention. For example, a route guidance screen as shown in FIG. 10 is displayed on the display unit 350, and menu screens as shown in FIGS. 7 to 9 are displayed.

The voice processor 360 processes a voice signal input through the microphone MIC, and also processes a voice signal to be output to the speaker SPK. The voice guidance IC 370 is for generating a voice for guiding a user when performing a navigation function according to an embodiment of the present invention. The microphone MIC inputs a voice from a user, converts the input voice into an electrical signal, and outputs the converted voice. The speaker SPK converts an electrical signal to be output to a user into voice. For example, destination information set by the user for route guidance is input to the microphone MIC, and route guidance information and destination setting request information of voice are output through the speaker SPK. The voice processor 360, the voice guidance IC 370, the microphone (MIC) and the speaker (SPK) are the same components are also provided in the ITS terminal 400 shown in Figure 2, the operation according to an embodiment of the present invention is an ITS terminal 400 It may also be performed by the components provided in the. However, as described above, it should be noted that the operation according to the embodiment of the present invention is assumed to be performed inside the mobile terminal 300.

FIG. 4 is a view illustrating an operation of the mobile terminal 300 which is driven when the first button (menu button) 31 installed in the cradle 30 shown in FIG. 2 is pressed.

Referring to FIG. 4, when the menu button 31 is pressed by the user, the controller 310 of FIG. 3 displays a navigation main menu on the display 350 (step 410). The main menu of the navigation is to select items for road guidance, surrounding facility search, traffic information, living information, favorite function, auxiliary function. The display of the main menu means that the mobile terminal 300 is switched to a navigation mode so that a user can request a desired service. When the menu button 310 is pressed by the user while the route guidance information is provided, the controller 310 causes the information about the route to be guided to be voiced through the speaker SPK (step 420). When the menu button 310 is pressed while storing the route guidance information, the controller 310 switches the state of the mobile terminal 300 so that a user may input a destination for route guidance and receive new route guidance information. That is, the route guidance screen is displayed (when "No. 1 route" in operation 410 is selected, see the menu screen in operation 710 of FIG. 7).

FIG. 5 is a view illustrating an operation of the mobile terminal 300 which is driven when the second button (voice input button) 32 installed in the cradle 30 shown in FIG. 2 is pressed. 7 and 8 are diagrams illustrating a menu screen according to a driving operation of the mobile terminal 300 in response to the second button (voice input button) 31 installed in the cradle 30 illustrated in FIG. 2 being pressed.

5, 7 and 8, the operation in the case where the voice input button 32 is pressed by the user is divided into two types. In the first case, the voice input button 32 is pressed shorter than the preset time, and in the second case, the voice input button 32 is pressed longer than the preset time. In response to the former case, the route guidance dialing operation is automatically performed (step 510 of FIG. 5), and traffic information dialing operation is automatically performed in response to the latter case (step 520 of FIG. 5).

When the route guidance call operation is performed, the mobile terminal 300 is automatically connected to the information center 100 and is in a state capable of receiving voice route guidance information. More specifically, when the voice input button 32 is shortly selected (step 710 of FIG. 7), the controller 310 accesses the information center 100. In response to the mobile terminal 300 being connected, the information center 100 requests a user to input a destination for voice guidance. In response to the request, when the user inputs a destination for the route guidance by voice (step 720), the information center 100 generates corresponding route guidance information and provides the route guidance information to the mobile terminal 300. 300 receives route guidance information (step 730). In response to the route guidance information being received, the route guidance voice is guided through the speaker SPK under the control of the controller 310, and the route guidance screen is displayed on the display 350 (step 740).

FIG. 10 is a diagram illustrating an example of a screen configuration displayed on the display unit 350 of a mobile terminal during a route guide operation according to an exemplary embodiment of the present invention.

Referring to FIG. 10, reference numeral 11 denotes a direction change image. Reference numeral 12 is an intersection name and a display window. In this case, 10 characters can be input in one line, and the character processing part is processed by white gray, and aligned in the center of the display window. Reference numeral 13 is a window for displaying the distance as four digit fonts of the same size. In the first, second, and third columns, 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 are displayed, and in the fourth column, KM and M are displayed. In the case of 10KM or more, the distance is rounded off and displayed in 4 spaces from 999KM to 10KM. In the case of 1 KM or more, the distance is expressed in four spaces from 9.9 KM to 1.0 KM with a decimal point. In the case of less than 1KM, the distance is expressed in 4 spaces from 990M to 0M. Reference numeral 14 is a window for displaying the distance to the destination. In the case of 1 KM or more, the distance is displayed as 999.9 KM to 1.0 KM with a decimal point. In the case of less than 1 KM, the distance is displayed from 990 KM to 0M. Reference numeral 15 is a window for displaying the estimated time of arrival to the destination. Reference numeral 16 is a window for displaying a vehicle direction, a destination direction based on the vehicle direction, and a GPS reception state. Reference number 17 is a window for displaying the current road number. In this case, 10 characters can be input in one line, and the character processing part is processed by white gray, and aligned in the center of the display window.

Referring to FIGS. 5, 7 and 8 again, the path guide dialing operation is automatically performed when the voice input processing condition is automatically set in advance (see step 530 of FIG. 5). However, if the voice input processing condition is manually set in advance, a message for asking the user whether to receive the route guidance information set by voice is displayed (step 540). In this case, if the user selects NO, the screen returns to the voice input menu (step 550). If the user selects YES, the user is connected to the information center 100 (step 570) to receive route guidance information set as voice. In operation 560, the operation for requesting location data is performed.

When the traffic information dialing operation is performed, the display unit 350 displays a screen for allowing the user to select traffic information (steps 810 and 820 of FIG. 8). If traffic information is selected on the displayed screen, a screen for allowing a user to select traffic information of a desired region is displayed (step 830). In this case, the user may be provided with the desired area by voice (if selecting No. 1) to be provided with traffic information of the desired area, and may be provided with information of the driving front of the current vehicle (when selecting No. 2), You can be provided with information from the metropolitan area (if you choose No. 3), you can be provided with highway information (if you choose No. 4), and you will be provided with recently received information again (Choice No. 5). ).

FIG. 6 is a view illustrating an operation of the mobile terminal 300 which is driven when the third button (emergency call button) 33 installed in the cradle 30 shown in FIG. 2 is pressed. FIG. 9 is a diagram illustrating a menu screen according to a driving operation of the mobile terminal 300 in response to the pressing of the third button 33 installed in the cradle 30 illustrated in FIG. 2.

6 and 9, the emergency call button 33 is a button for allowing the mobile terminal 300 to make an emergency call to the information center 100. The button 33 may be used when an accident or emergency occurs while driving a vehicle. When the emergency call button 33 is pressed by the user (step 910 of FIG. 9), a process of confirming an emergency call is performed (step 610 of FIG. 6 and step 920 of FIG. 9). When the user confirms the emergency call (select yes on the screen), the mobile terminal 300 accesses the information center 100 to make an emergency call (step 930 of FIG. 9 and step 620 of FIG. 6). At this time, the location data of the vehicle is notified to the information center 100, and the phone number of the mobile terminal 300 is also notified. Afterwards, when the call comes from the information center 100, the user can request help from a receptionist (step 940 of FIG. 4).

Meanwhile, in the detailed description of the present invention, specific embodiments have been described, but various modifications are possible without departing from the scope of the present invention. For example, a specific embodiment of the present invention has been described using the present invention as an example in a navigation system that provides a navigation function to users through a mobile terminal. However, the present invention may be equally applicable to a typical navigation system as well as a navigation system having a mobile terminal. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined not only by the scope of the following claims, but also by the equivalents of the claims.

As described above, the present invention provides the one-touch method for setting the entire route from the navigation system to the destination, so that the user can conveniently receive the route guidance service without any unnecessary operation during operation. Accordingly, there is an advantage that can remove the risk of accidents due to unnecessary operation during operation.

Claims (11)

An information center providing navigation information including route guidance information, a mobile terminal service-connected to the information center in the navigation mode, and receiving the navigation information; and a wireless network wirelessly connecting the information center and the mobile terminal; In the vehicle navigation system, the device for driving the mobile terminal in one touch, A cradle installed in the vehicle to mount and detach the mobile terminal and electrically connected to the mobile terminal when the mobile terminal is mounted; Installed in the cradle, and when the mobile terminal is electrically connected to the cradle, when the mobile terminal is pressed by the user, the mobile terminal is connected to the information center and driven to receive the navigation information. And at least one button. The apparatus as claimed in claim 1, wherein the button is a button for allowing the mobile terminal to be connected to the information center to receive the route guidance information of a voice. The apparatus of claim 1, wherein the button is a button for switching the mobile terminal to the navigation mode. The apparatus of claim 3, wherein when the button is pressed while the route guidance information is provided, the mobile terminal voicely guides information about the route to be guided. The mobile terminal of claim 3, wherein when the button is pressed while storing the route guidance information, the mobile terminal is switched to a state in which the user can receive new route guidance information by inputting a destination for route guidance. The apparatus described above. The apparatus as claimed in claim 1, wherein the button is a button for making the mobile terminal make an emergency call to the information center. An information center providing navigation information including route guidance information, a mobile terminal service-connected to the information center in a navigation mode, and receiving the navigation information; and a wireless network wirelessly connecting the information center and the mobile terminal. In the vehicle navigation system, the method for driving the mobile terminal in one touch, Providing a cradle which is installed in the vehicle so that the mobile terminal can be mounted and detached, and which is electrically connected to the mobile terminal when the mobile terminal is mounted; Installed in the cradle, and when the mobile terminal is electrically connected to the cradle, when the mobile terminal is pressed by the user, the mobile terminal is connected to the information center and driven to receive the navigation information. To provide a button, The mobile terminal accessing the information center when the button is pressed; Requesting the information center to input a destination for voice guidance to the mobile terminal by voice; In response to the request, when the user inputs a destination for route guidance, the information center generates route guidance information and transmits the route guidance information to the mobile terminal; And receiving, by the mobile terminal, route guidance information transmitted from the information center and guiding the received route guidance information by voice. The method of claim 7, further comprising displaying the received route guidance information on the screen by the mobile terminal. An information center providing navigation information including route guidance information, a mobile terminal service-connected to the information center in the navigation mode, and receiving the navigation information; and a wireless network wirelessly connecting the information center and the mobile terminal; In the vehicle navigation system, the method for driving the mobile terminal in one touch, Providing a cradle which is installed in the vehicle so that the mobile terminal can be mounted and detached, and which is electrically connected to the mobile terminal when the mobile terminal is mounted; Installed in the cradle, and when the mobile terminal is electrically connected to the cradle, when the mobile terminal is pressed by the user, the mobile terminal is connected to the information center and driven to receive the navigation information. To provide a button, And when the button is pressed, the mobile terminal accesses the information center and makes an emergency call to the information center. 10. The method as claimed in claim 9, wherein the mobile terminal automatically calls the information center by automatically transmitting location data of the vehicle to the information center in response to the button being pressed. The method as claimed in claim 10, wherein a telephone number of the mobile terminal is transmitted together with the position data of the vehicle.